Lines Matching +full:- +full:- +full:help
4 bool "Support U-Boot commands"
6 help
7 Enable U-Boot's command-line functions. This provides a means
8 to enter commands into U-Boot for a wide variety of purposes. It
12 substantially to the size of U-Boot.
17 help
30 help
38 help
42 bool "Enable long help messages"
45 help
46 Defined when you want long help messages included
52 help
61 help
67 help
71 U-Boot automatic booting process and bring the device
72 to the U-Boot prompt for user input.
78 help
98 help
103 autoboot starts booting, U-Boot gives a command prompt. The
104 U-Boot prompt will time out if CONFIG_BOOT_RETRY_TIME is
110 help
116 U-Boot gives a command prompt. The U-Boot prompt never
120 bool "Enable Ctrl-C autoboot interruption"
123 help
125 by ctrl-c, in addition to the "bootdelaykey" and "bootstopkey".
132 help
134 and therefore boot into the U-Boot prompt, when the input
150 help
157 help
161 in the U-Boot image and can be printed on the console by the "config"
163 the running U-Boot.
168 help
173 help
182 help
188 help
198 help
205 help
210 help
217 help
224 help
231 help
232 This compiles a standard EFI hello world application with U-Boot so
237 No additional space will be required in the resulting U-Boot binary
243 help
244 This adds a standard EFI hello world application to U-Boot so that
254 help
259 help
268 help
275 help
281 help
287 help
293 help
298 help
304 help
305 Extract a part of a multi-image.
308 bool "spl export - Export boot information for Falcon boot"
310 help
312 System such as Linux, thus skipping U-Boot proper. See
317 hex "Offset of OS command line args for Falcon-mode NAND boot"
320 help
330 help
331 This provides the size of the command-line argument area in NAND
332 flash used by Falcon-mode boot. See the documentation until CMD_SPL
337 help
342 bool "thor - TIZEN 'thor' download"
343 help
346 There is no documentation about this within the U-Boot source code
350 bool "zboot - x86 boot command"
351 help
358 booting both 32- and 64-bit kernels, as well as secure boot.
359 Documentation is available in doc/uImage.FIT/x86-fit-boot.txt
367 help
373 help
379 help
385 help
390 help
396 help
397 Save all environment variables into the compiled-in persistent
403 help
408 bool "env callbacks - print callbacks and their associated variables"
409 help
416 bool "env flags -print variables that have non-default flags"
417 help
424 bool "env [set|print] -e - set/print UEFI variables"
428 help
429 UEFI variables are encoded as some form of U-Boot variables.
431 "env" command with "-e" option without knowing details.
439 help
447 help
451 bool "crc32 -v"
453 help
454 Add -v option to verify data against a crc32 checksum.
457 bool "eeprom - EEPROM subsystem"
459 help
466 bool "Enable layout-aware eeprom commands"
468 help
470 When enabled, additional eeprom sub-commands become available.
472 eeprom print - prints the contents of the eeprom in a human-readable
476 eeprom update - allows user to update eeprom fields by specifying
485 - override to provide your own layout name parsing
488 - override to setup the layout metadata based on the version
490 - override to provide your own algorithm for detecting layout
493 - contains various printing and updating functions for common
501 help
502 Help printed with the LAYOUT VERSIONS part of the 'eeprom'
503 command's help.
507 help
514 help
518 bool "md5sum -v"
521 help
522 Add -v option to verify data against an MD5 checksum.
526 help
532 help
534 md - memory display
535 mm - memory modify (auto-incrementing address)
536 nm - memory modify (constant address)
537 mw - memory write (fill)
538 cp - memory copy
539 cmp - memory compare
540 base - print or set address offset
541 loop - initialize loop on address range
545 help
552 help
559 help
560 mdc - memory display cyclic
561 mwc - memory write cyclic
566 help
570 bool "sha1sum -v"
572 help
573 Add -v option to verify data against a SHA1 checksum.
576 bool "strings - display strings in memory"
577 help
591 help
592 Support decompressing an LZMA (Lempel-Ziv-Markov chain algorithm)
598 help
599 Uncompress a zip-compressed memory region.
603 help
626 help
630 bool "adc - Access Analog to Digital Converters info and data"
633 help
634 Shows ADC device info and permit printing one-shot analog converted
638 bool "bind/unbind - Bind or unbind a device to/from a driver"
640 help
647 bool "clk - Show clock frequencies"
648 help
656 bool "demo - Demonstration commands for driver model"
658 help
664 option is to use sandbox and pass the -d point to sandbox's
665 u-boot.dtb file.
670 help
671 Enables the command "dfu" which is used to have U-Boot create a DFU
677 bool "dm - Access to driver model information"
679 help
687 bool "fastboot - Android fastboot support"
689 help
696 See doc/README.android-fastboot for more information.
699 bool "fdcboot - Boot from floppy device"
700 help
704 bool "fsi - use FSI master"
706 help
712 help
714 flinfo - print FLASH memory information
715 erase - FLASH memory
716 protect - enable or disable FLASH write protection
722 help
726 bool "fpga loadbp - load partial bitstream (Xilinx only)"
728 help
733 bool "fpga loadfs - load bitstream from FAT filesystem (Xilinx only)"
735 help
739 bool "fpga loadmk - load bitstream from image"
741 help
745 bool "fpga loadp - load partial bitstream"
747 help
752 bool "fpga loads - loads secure bitstreams (Xilinx only)"
754 help
759 bool "fpgad - dump FPGA registers"
760 help
762 Provides a way to dump FPGA registers by calling the board-specific
767 bool "fuse - support for the fuse subssystem"
768 help
769 (deprecated - needs conversion to driver model)
776 help
785 help
792 help
799 help
805 bool "ide - Support for IDE drivers"
807 help
814 bool "io - Support for performing I/O accesses"
815 help
822 bool "iotrace - Support for tracing I/O activity"
823 help
857 help
863 bool "w1 - Support for Dallas 1-Wire protocol"
864 help
865 Dallas 1-wire protocol support
870 help
876 help
877 Load an S-Record file over serial line
881 help
887 help
895 help
902 help
908 help
915 help
920 help
925 help
934 help
938 bool "mmc_spi - Set up MMC SPI device"
939 help
947 bool "onenand - access to onenand device"
948 help
956 help
958 write text data to a on-screen display (OSD) device; a virtual device
966 help
971 bool "pci - Access PCI devices"
972 help
975 peripherals. Sub-commands allow bus enumeration, displaying and
979 bool "pinit - Set up PCMCIA device"
980 help
984 cards using a standard 68-pin connector.
987 bool "pinmux - show pins muxing"
989 help
990 Parse all available pin-controllers and show pins muxing. This
996 help
1000 bool "read - Read binary data from a partition"
1001 help
1002 Provides low-level access to the data in a partition.
1007 help
1011 bool "sata - Access SATA subsystem"
1013 help
1024 bool "saves - Save a file over serial in S-Record format"
1025 help
1026 Provides a way to save a binary file using the Motorola S-Record
1030 bool "scsi - Access to SCSI devices"
1032 help
1039 bool "sdram - Print SDRAM configuration information"
1040 help
1047 help
1051 bool "sf test - Allow testing of SPI flash"
1052 help
1058 equal the SPI bus speed for a single-bit-wide SPI bus, assuming
1062 bool "sspi - Command to access spi device"
1063 help
1077 bool "tsi148 - Command to access tsi148 device"
1078 help
1079 This provides various sub-commands to initialise and configure the
1080 Turndra tsi148 device. See the command help for full details.
1083 bool "universe - Command to set up the Turndra Universe controller"
1084 help
1086 See the command help for full details.
1091 help
1097 help
1098 Enables the command "sdp" which is used to have U-Boot emulating the
1104 help
1113 help
1120 help
1126 help
1128 Interface) busses, a on-chip interconnect specification for managing
1139 help
1145 help
1151 help
1157 help
1177 help
1178 bootp - boot image via network using BOOTP/TFTP protocol
1183 help
1190 help
1198 help
1206 help
1223 help
1229 help
1249 help
1262 default "U-Boot.armv7" if CPU_V7A || CPU_V7M || CPU_V7R
1263 default "U-Boot.armv8" if ARM64
1264 default "U-Boot.arm" if ARM
1265 default "U-Boot"
1270 help
1271 tftpboot - boot image via network using TFTP protocol
1276 help
1282 help
1289 help
1293 If unset, timeout and maximum are hard-defined as 1 second
1298 help
1304 help
1309 help
1314 help
1319 help
1324 help
1329 help
1335 help
1336 Acquire a network IP address using the link-local protocol
1341 help
1342 Manually configure the attached NIC via NC-SI.
1350 help
1352 by the vsc9953 Ethernet driver at present. Sub-commands allow
1359 help
1364 help
1365 Wait for wake-on-lan Magic Packet
1374 help
1375 This provides a way to obtain information about a BMP-format iamge
1386 help
1391 bool "Enable board-specific commands"
1392 help
1395 Some boards have board-specific commands which are only enabled
1404 help
1410 bool "blkcache - control and stats for block cache"
1413 help
1416 This is most useful when fine-tuning the operation of the cache
1422 help
1426 bool "conitrace - trace console input codes"
1427 help
1435 help
1441 help
1444 displayed on a simple board-specific display. Implement
1448 bool "efidebug - display/configure UEFI environment"
1451 help
1461 help
1470 help
1476 help
1480 bool "gettime - read elapsed time"
1481 help
1483 U-Boot started running. This shows the time in seconds and
1491 help
1496 help
1503 help
1509 help
1510 This provides basic access to the U-Boot's sound support. The main
1513 sound init - set up sound system
1514 sound play - play a sound
1519 help
1521 feature is to allow easy loading of files passed to qemu-system
1522 via -kernel / -initrd
1527 bool "terminal - provides a way to attach a serial terminal"
1528 help
1529 Provides a 'cu'-like serial terminal command. This can be used to
1535 bool "uuid, guid - generation of unique IDs"
1537 help
1540 uuid - generate random Universally Unique Identifier
1541 guid - generate Globally Unique Identifier based on random UUID
1553 help
1561 help
1564 - list - list pmic devices
1565 - pmic dev <id> - show or [set] operating pmic device (NEW)
1566 - pmic dump - dump registers
1567 - pmic read address - read byte of register at address
1568 - pmic write address - write byte to register at address
1574 help
1577 - list - list regulator devices
1578 - regulator dev <id> - show or [set] operating regulator device
1579 - regulator info - print constraints info
1580 - regulator status - print operating status
1581 - regulator value <val] <-f> - print/[set] voltage value [uV]
1582 - regulator current <val> - print/[set] current value [uA]
1583 - regulator mode <id> - print/[set] operating mode id
1584 - regulator enable - enable the regulator output
1585 - regulator disable - disable the regulator output
1587 The '-f' (force) option can be used for set the value which exceeds
1588 the limits, which are found in device-tree and are kept in regulator's
1597 help
1606 help
1609 Freescale's SEC block has built-in Blob Protocol which provides
1610 a method for protecting user-defined data across system power
1618 from SoC's non-volatile secret key and a 16 bit Key identifier.
1620 blob. The non-volatile secure key is available for use only during
1626 Sub-commands:
1627 blob enc - encapsulating data as a cryptgraphic blob
1628 blob dec - decapsulating cryptgraphic blob to get the data
1651 help
1660 help
1667 help
1672 bool "hash -v"
1674 help
1675 Add -v option to verify data against a hash.
1689 help
1691 range of commands if provided - see 'tpm help' for details. The
1700 help
1702 working correctly. The tests cover initialisation, non-volatile RAM,
1716 help
1717 Enable command-line access to the Chrome OS EC (Embedded
1719 a number of sub-commands for performing EC tasks such as
1728 help
1731 listing BTRFS directories or loading BTRFS files - this
1738 help
1740 filesystem. This is a ROM-based filesystem used for accessing files
1741 on systems that use coreboot as the first boot-loader and then load
1742 U-Boot to actually boot the Operating System. Available commands are
1748 help
1753 cramfsls - lists files in a cramfs image
1754 cramfsload - loads a file from a cramfs image
1759 help
1765 help
1772 help
1778 help
1783 help
1789 help
1795 help
1804 help
1814 help
1821 help
1828 help
1829 This enables the 'spread' sub-command of the mtdparts command.
1836 bool "reiser - Access to reiserfs filesystems"
1837 help
1841 reiserls - list files
1842 reiserload - load a file
1845 bool "yaffs2 - Access of YAFFS2 filesystem"
1848 help
1851 for NAND flash. It incorporates bad-block management and ensures
1856 bool "zfs - Access of ZFS filesystem"
1857 help
1859 on Solaris systems. Two sub-commands are provided:
1861 zfsls - list files in a directory
1862 zfsload - load a file
1872 help
1878 bool "diag - Board diagnostics"
1879 help
1881 called Power-on Self Tests (POST). The command allows listing of
1886 bool "irq - Show information about interrupts"
1888 help
1891 interrupts - enable or disable interrupts
1892 irqinfo - print device-specific interrupt information
1895 bool "kgdb - Allow debugging of U-Boot with gdb"
1897 help
1898 This enables a 'kgdb' command which allows gdb to connect to U-Boot
1900 single-stepping, inspecting variables, etc. This is supported only
1904 bool "log - Generation, control and access to logging"
1906 help
1913 bool "trace - Support tracing of function calls and timing"
1914 help
1916 U-Boot. This allows recording of call traces including timing
1922 bool "avb - Android Verified Boot 2.0 operations"
1925 help
1928 avb init - initialize avb2 subsystem
1929 avb read_rb - read rollback index
1930 avb write_rb - write rollback index
1931 avb is_unlocked - check device lock state
1932 avb get_uuid - read and print uuid of a partition
1933 avb read_part - read data from partition
1934 avb read_part_hex - read data from partition and output to stdout
1935 avb write_part - write data to partition
1936 avb verify - run full verification chain
1940 tristate "Enable UBI - Unsorted block images commands"
1943 help
1944 UBI is a software layer above MTD layer which admits use of LVM-like
1948 (www.linux-mtd.infradead.org). Activate this option if you want
1949 to use U-Boot UBI commands.
1954 tristate "Enable UBIFS - Unsorted block images filesystem commands"
1959 help